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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<link rel="stylesheet" href="../../resources/js-test-style.css"/>
<script src="../../resources/js-test-pre.js"></script>
<script src="../resources/webgl-test-utils.js"></script>
</head>
<body>
<div id="description"></div>
<div id="console"></div>

<script>
"use strict";
description("Test bufferData/bufferSubData with ArrayBuffer input");

debug('Regression test for <a href="https://bugs.webkit.org/show_bug.cgi?id=41884">https://bugs.webkit.org/show_bug.cgi?id=41884</a> : <code>Implement bufferData and bufferSubData with ArrayBuffer as input</code>');

var wtu = WebGLTestUtils;
var gl = wtu.create3DContext();
shouldBeNonNull("gl");

var array = new ArrayBuffer(128);
shouldBeNonNull("array");

var buf = gl.createBuffer();
shouldBeNonNull("buf");

gl.bufferData(gl.ARRAY_BUFFER, array, gl.STATIC_DRAW);
wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION);

gl.bindBuffer(gl.ARRAY_BUFFER, buf);
wtu.glErrorShouldBe(gl, gl.NO_ERROR);

gl.bufferData(gl.ARRAY_BUFFER, -10, gl.STATIC_DRAW);
wtu.glErrorShouldBe(gl, gl.INVALID_VALUE);

gl.bufferData(gl.ARRAY_BUFFER, null, gl.STATIC_DRAW);
wtu.glErrorShouldBe(gl, gl.INVALID_VALUE);

// This should not crash, but the selection of the overload is ambiguous per Web IDL.
gl.bufferData(gl.ARRAY_BUFFER, null, gl.STATIC_DRAW);
gl.getError();

gl.bufferData(gl.ARRAY_BUFFER, array, gl.STATIC_DRAW);
wtu.glErrorShouldBe(gl, gl.NO_ERROR);

array = new ArrayBuffer(64);

gl.bufferSubData(gl.ARRAY_BUFFER, -10, array);
wtu.glErrorShouldBe(gl, gl.INVALID_VALUE);

gl.bufferSubData(gl.ARRAY_BUFFER, -10, new Float32Array(8));
wtu.glErrorShouldBe(gl, gl.INVALID_VALUE);

gl.bufferSubData(gl.ARRAY_BUFFER, 10, array);
wtu.glErrorShouldBe(gl, gl.NO_ERROR);

wtu.shouldThrowOrGenerateGLError(gl, [gl.NO_ERROR, gl.INVALID_VALUE], "gl.bufferSubData(gl.ARRAY_BUFFER, 10, null)");

var successfullyParsed = true;
</script>

<script src="../../resources/js-test-post.js"></script>
</body>
</html>
